Each standoff screw has 2 pieces rubber cushion to protect your signs, the whole set is very convenient for you to use Material: the standoff nail is made of stainless steel, with sturdy construction, will not easy to break and deform, rustproof, scratch-proof and corrosion-resistant, which can serve you for long time Simple to install: install the plastic expansion tube into the wall and fix the standoff screw with screw, the contact surface between the screw and the product is protected by rubber pad; Warm note: screws require a screwdriver to assist the mounting of the standoff nails Standoff screws: the screws size is approx. 19 x 25 mm/ 3/4 x 1 inch in diameter x length, screw thread length is approx. 3/4 inch (19 mm), please check the size before purchasing Wide applications: our wall standoffs screws are suitable for house, hotel, company, office, supermarkets, store, shops, markets, bedroom, such as glass sign, acrylic sign, acrylic plate, acrylic picture frame indoor and outdoor advertising boards, photo and so on Colour: silver Material: stainless steel Package Contents: 100 x fixing screws 100 x screws 100 x wall anchors 200 x washers Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.